对于桥梁钢结构的防腐蚀涂装保护，各个国家都投入了大量的人力、物力和财力进行研究。
Each country has thrown in a great deal of manpower, materials and financial to the reaches of anticorrosive coatings of bridge steel structure.
目前越来越多的企业认识到培训的重要性，也投入了大量的人力、物力和财力，但培训效果并不尽如人意。
Currently, more and more enterprises have recognized the importance of training and invest a lot of manpower, material and financial resources, but the training effectiveness is not satisfactory.
在这种背景下，众多研究机构均投入了大量的人力物力进行相关技术的开发，并希望制定属于自己的光互连器件和标准。
Many research institutions have invested a lot of manpower and resources to develop the related technologies and wish to develop their own optical interconnect devices and standards.
点状抽样方法需要大量的人力、物力和财力投入，且数据质量也难以保障。
The punctual sampling method needs massive investment of manpower, physical and financial resource, and the data quality can not be guarantee.
点状抽样方法需要大量的人力、物力和财力投入，且数据质量也难以保障。
The punctual sampling method needs massive investment of manpower, physical and financial resource, and the data quality can not be guarantee.
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